Society of Automotive Engineers. (2007). Homogeneous charge compression ignition engines, 2007. Society Automotive Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSociety of Automotive Engineers. Homogeneous Charge Compression Ignition Engines, 2007. Warrendale, PA: Society Automotive Engineers, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSociety of Automotive Engineers. Homogeneous Charge Compression Ignition Engines, 2007. Society Automotive Engineers, 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.